<?php 
use_helper('DateForm');
use_helper('Object');	
use_helper('Javascript');
	if($ciudad_id){
		echo select_tag('comuna', objects_for_select(
  			ComunaPeer::doSelectByCiudad($ciudad_id),
  			'getId',
  			'getNombre'));
		}else{
			 echo select_tag('comuna', options_for_select(array(
  				'selected'  => 'Seleccione',
				), 'selected'));
		}
?>